For use with OO/HO scale, mm gauge rolling stock, the track reflects the various Plans are advanced to release complementary rail joiners very soon ( with bolt detail). Compatible with all PECO turntable kits . Your Guide to N Gauge. Although an experienced railway modeller, JOHN TURNER chose a starter plan from the Peco Setrack Planbook as the genesis for a small N gauge layout. We frequently get requests for Unitrack Track Plans, so we have put together this section to feature some Amherst Show Track Plan (PDF), 30" x 54". Wiring Point-work & Special track conditions for DC or DCC By the way - N scale Peco is designed slightly differently and I'm assured by modellers in N . They will work on either DC or DCC powered layouts! .. time (this can be useful on “track puzzle” type narrow gauge railways with track that loops and twists but very.